This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# DateTime.zone (from ruby core) --- d.zone -> string --- Returns the timezone. DateTime.parse('04pm+0730').zone #=> "+07:30"
This is MURDOC! A Ruby documentation browser inspired by Smalltalk-80. It allows you to learn about Ruby by browsing through its class hierarchies, and see any of its methods.